Index: trunk/BNC/bnchelp.html
===================================================================
--- trunk/BNC/bnchelp.html	(revision 3886)
+++ trunk/BNC/bnchelp.html	(revision 3887)
@@ -1450,5 +1450,5 @@
 <p><a name="teqc"><h4>3.12. Teqc</h4></p>
 <p>
-BNC allows to concatinate RINEX files and edit their contents. Observation and navigation files can be handled. BNC can also carry out a quality control of the contents of RINEX files. This functionality in BNC is named 'Teqc' which stands for 
+BNC allows to concatenate RINEX files and edit their contents. Observation and navigation files can be handled. BNC can also carry out a quality control of the contents of RINEX files. This functionality in BNC is named 'Teqc' which stands for 
 <ul>
 <li>t = translation (from RTCM to RINEX)</li>
@@ -1460,12 +1460,12 @@
 
 <p><a name="teqcact"><h4>3.12.1 Action - optional</h4></p>
-<p>Select an action. Options are 'Edit/Concatinate' and 'Analyze'.
-<ul>
-<li>Select 'Edit/Concatinate' of you want to edit RINEX file contents according to options specified under 'Set Edit Options' or if you want to concatinate several RINEX files.</li>
+<p>Select an action. Options are 'Edit/Concatenate' and 'Analyze'.
+<ul>
+<li>Select 'Edit/Concatenate' of you want to edit RINEX file contents according to options specified under 'Set Edit Options' or if you want to concatenate several RINEX files.</li>
 <li>Select 'Analyze' if you are interested in a quality controle of your RINEX file contents.</li>
 </ul>
 </p>
 
-<p><a name="teqcedit"><h4>3.12.2 Set Edit Options - mandatory if 'Edit/Concatinate' is set</h4></p>
+<p><a name="teqcedit"><h4>3.12.2 Set Edit Options - mandatory if 'Edit/Concatenate' is set</h4></p>
 <p>Once action 'Edit/Concationate' is selected, you have to specify editing options. BNC lets you specify the RINEX version, sampling rate, begin and end of file and marker, antenna or receiver details.
 </p>
@@ -1479,5 +1479,5 @@
 <p><a name="teqcoutput"><h4>3.12.4 Output Files - mandatory if 'Action' is set</h4></p>
 <p>
-Mandatory if 'Edit/Concatinate' selected:<br>
+Mandatory if 'Edit/Concatenate' selected:<br>
 Specify full path to output RINEX observation file(s), and<br> 
 specify full path to output RINEX navigation file(s).